Since the AH is often void of Wild Grass and Dry Mane Grass, you must go out and gather. If you are in a bushy plain, you find Wild Herbs pretty often. But imagine a spot where they grow right next to each other in such abundance that the first already respawned when you finish with the last? That would be a good spot, right? Well, behold 17 Wild herbs on one screenshot:
Honestly, would you ever consider looking for Wild Herbs in the Parliament balcony?